Alkanes and Alkenes

• What is an alkane?

  A hydrocarbon with single bonds
• What is the chemical formula for an alkane?

  CnH2n+2
• How to alkanes and alkenes react with bromine water?

  Alkanes - Orange

  Alkenes - Decolourise
• What is an alkene?

  An unsaturated hydrocarbon which contains a double covalent bond between two carbon atoms
• What is the chemical formula for an alkene?

  CnH2n